* The Silly Symphonies (1930s): This was where he first made his debut.
* The Mickey Mouse Cartoons: Donald was a frequent guest star in Mickey Mouse cartoons, often getting into wacky mishaps alongside his friend.
* His Own Cartoons: Donald Duck starred in hundreds of his own cartoons, including classics like "Donald's Duck Dodgers of the 24th 1/2 Century," "Donald's Snow Fight," and "Donald's Dilemma."
* Disney Films: He has also appeared in many Disney feature films, such as "Fantasia," "The Three Caballeros," and "DuckTales the Movie: Treasure of the Lost Lamp."
So, it really depends on which cartoon you're thinking of!